Unit 2 Topic 3 What can we do to protect the environment? Section A 课件(共22张PPT，内嵌音频)

(共22张PPT)
Topic 3 What can we do at home to protect the environment
Section A
Unit 2 Saving the Earth
Language goals
By the end of the class, you will be able to
1.Master the following words ,phrases and sentences:
Words： nod, agreement
Phrases: give up
Sentences：①We should reduce the waste we produce.
②Recycling can protect the environment, and it can save money, too.
2. Use the compound sentences with or, and, but and while.
New words
protection／pr ＇tekfn／n.保护；防卫
organization / rg n 'zeifn/; /i ig na 'zerfn/ n.组织；团体；机构
recycle／ri：＇sarkl／v.回收利用；再利用
plastic／＇pl stik／adj.塑料的
can／k n／n.（美）罐子；罐头
nod ／naid／；／npd／v.点头
agreement ／ ＇gri：m nt／n．同意；一致；协议
disagreement／dis ＇gri：m nt／n．分歧；争论
hurry／＇hзrri／；／＇hari／v．＆n．赶快，匆忙
hurry up 赶快，快点
give up 放弃
battery ／＇b tri／ ； ／＇b t ri／n.电池
Do you know what happened to the environment
What should we do to protect our environment
Do you know what is it means
(1) Who is working for an organization that protects the environment
Jane.
(2) What’s her main job
Her main job is to help spread the message about protecting the environment.
(3) Should we use both sides of paper
Yes, we should.
(4) Why is the recycling useful
It can protect the environment, and it can save money, too.
Listen to 1a again and answer the questions.
1b Listen to 1a and complete the table.
An interview with Jane
where Jane works in an ________________ to ______________________
what Jane is doing helping ________________ about protecting the environment
what we can do at home ________________ we produce
what students can do at school collect __________ and soft drink cans
organization
protect the environment
spread the message
reduce the waste
waste paper
1c Read 1a and complete the sentences.
The three R’s ---______, ______ and _______ --- are important.
At home, we can, for example, use both ______ of paper and reuse _____ bags.
At school, students are encouraged to _____ waste paper and ______________ because recycling can protect the ____________ and _______ money.
Then we _______ them ______ they can be recycled.
reduce
reuse
recycle
sides
plastic
collect
soft drink cans
environment
save
sort
so that
Listen, look and say.
(A journalist is interviewing Jane about environmental protection.)
Journalist: Hi,Jane. Could I ask you a few questions
Jane: Certainly.
Journalist:We all know that you're working for an organization that protects the environment. Can you tell us what you are doing there
Jane: Well, my main job is to help spread the message about protecting the environment.For example,the three R's-reduce, reuse and recycle are important.
Journalist:So what can we do at home to protect the environment
Jane: We should reduce the waste we produce. For example, we should use both sides of paper and reuse plastic bags.
Journalist:What can students do at school
Jane:Recycling can protect the environment, and it can save money,too.So we encourage students to collect waste paper and soft drink cans. Then we sort them so that they can be recycled.
Journalist:Wonderful ideas! Thank you! Jane:It's a pleasure.
work for ..为...效力
传播信息
both sides of 两面
each side of 每一面
encourage sb. to do sth.鼓励某人做..
被回收
就某事采访某人
减少废弃物
使用纸的两面
重复使用塑料袋
省钱
鼓励某人做某事
把它们分类
为……工作
散发信息
饮料罐
被回收
interview sb. about sth.
reduce waste
use both sides of paper
reuse plastic bags
save money
encourage sb. to do sth.
sort them
work for
spread message
soft drink cans
be recycled
Language points
(1) We should use plastic bags as few as possible.
(2) We should throw the garbage in the river.
(3) We should reduce the waste we produce.
(4) We should use both sides of paper.
(5) We should throw the plastic bags rather than reuse them.
as...as possible 尽可能..
Agreement or disagreement
should or shouldn’t
Language points
3. It will save energe and reduce air pollution.
并列句
并列连词
并列句是由并列连词把两个或两个以上的简单句连在一起构成的句子，连词前可用逗号，也可不用逗号。常用的连词有：
and：表示并列
but, while：表示转折
or（否定句）, either…or…：表示选择
so, for：表示因果
(1) You nod your head and it means agreement.
(2) Hurry up, or you’ll miss the train.
(3) Water is important but some people don’t save it.
(4) Some people protect animals while others kill animals.
Discuss the words underlined
and ：和，并且。表并列
or：否则。有警告意思
but：但是。表转折
but：然而。表转折，有对比的意思
2 Combine the sentences with or, and, but or while, making some changes if necessary.
1. Noise is a kind of pollution. It’s harmful to our hearing.
Noise is a kind of pollution and it’s harmful to our hearing.
2. Work hard. You will fail the exam.
Work hard, or you will fail the exam.
3. Nodding the head means agreement. Shaking the head means disagreement.
Nodding the head means agreement while/but shaking the head means disagreement.
2 Combine the sentences with or, and, but or while, making some changes if necessary.
4. Hurry up. You will miss the bus.
Hurry up, or you will miss the bus.
5. He has failed several times . He never gives up.
He has failed several times, but he never gives up.
放弃
3a Read the table and write the correct letter under each picture. Then sort the garbage based on your own knowledge.
paper cups
glass bottles
cans
plastic bags
newspapers
3b Listen to the conversation and check your answers in 3a.
Type of garbage Recycled Reused Reduced
a. plastic bags √
b. paper cups
c. cans
d. newspapers
e. glass bottles
√
√
√
√
单选。
1. －Could you give me a glass of water
－ .
A. It's a pleasure. B. My pleasure.
C. With pleasure. D. A pleasure.
2. －Never ! I believe you can make it.
－Thank you. I will.
A. hurry up B. run out C. shut off D. give up
3. He is tall, his sister is short.
A. when B. or C. while D. and
C
D
C
Exercises
4. Take more exercise, you will be healthier.
A. but B. for
C. and D. so
5. We should try our best the waste we produce quickly.
A. reducing B. to reduce
C. reduced D. to reduced
C
B
Exercises
根据所给要求完成句子。1.If you don't hurry up,you'll miss the early bus. （同义句转换）
, you'll miss the early bus.2．Being a greener person is so easy．（同义句转换）It is not a greener person.3.Work hard. You can finish your homework in two hours.（合并为一句）Work hard, you can finish your homework in two hours.
4.Some students protect the environment.Some students throw rubbish everywhere.（合并为一句）Some students protect the environment some students throw rubbish everywhere.
5. In order to get that job, you must work hard now.（同义句转换）
You must work hard now you can get that job.
Hurry up or
easy to be
and
while
so that
Homework:
1.抄写P43-44单词
2.完成练习册
3.预习Section B